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Customer Support · head to head

Plain vs SuiteCRM

Plain logo

Plain

Customer Support

AI support infrastructure built for B2B teams

From
$35/month
Free plan
No
Full reviewWebsite
SuiteCRM logo

SuiteCRM

CRM

Open source fork of SugarCRM with no per user licence fee, sold as hosting and support

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only SuiteCRM has a free tier, so it costs nothing to try first.
  • Each has a real cost: Plain foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams; SuiteCRM the interface still carries SugarCRM conventions from over a decade ago, and sales teams used to modern CRMs frequently resist adoption, which is the most common reason SuiteCRM projects fail rather than any technical limit.
  • They diverge on capability: Plain covers Multi-channel consolidation, SuiteCRM covers Studio module builder.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Plain and SuiteCRM actually diverge.

Attributes where Plain and SuiteCRM differ
AttributePlainSuiteCRM
Starting price$35/monthFree
Pricing modelTiered pricing per seat with credit systemOpen source, no licence fee
Free tierNoYes
PlatformsWeb, APIWeb, Linux, Self-hosted, iOS, Android
CategoryCustomer SupportCRM

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Plain

  • Multi-channel consolidation
  • AI agents
  • Workflow automation
  • Sidekick assistant
  • Insights engine
  • Linear and Jira integration
  • Help Center and Knowledge Base
  • API-first extensibility

Only in SuiteCRM

  • Studio module builder
  • Workflow engine
  • Opportunity and quote management
  • Case management
  • Campaign module
  • Reporting engine
  • Security groups
  • REST API

What people use each for

The jobs each tool is most often brought in to do.

Plain

  • Consolidating support from multiple channels into one inboxnot SuiteCRM
  • Automating support workflows with AI agentsnot SuiteCRM
  • Extracting insights and trends from customer conversationsnot SuiteCRM
  • Building custom support solutions with API accessnot SuiteCRM
  • Implementing AI-assisted customer support at scalenot SuiteCRM

SuiteCRM

  • An organisation with two hundred occasional CRM users where per seat pricing from Salesforce or HubSpot would dominate the budgetnot Plain
  • A public sector body or regulated firm that must host customer data on infrastructure it controlsnot Plain
  • A company that needs custom modules modelling its own objects and wants to build them in Studio rather than pay for platform licencesnot Plain
  • A business that wants open source economics but whose procurement requires a warranty, which SuiteASSURED suppliesnot Plain

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Plain

  • Foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams
  • Pricing increases significantly from Foundation to Horizon ($35 to $299 per month)
  • No published pricing for Frontier (custom) plan
  • Additional seat costs ($99 per seat) add up for larger teams
  • Credit-based system requires monitoring usage to avoid overages

SuiteCRM

  • The interface still carries SugarCRM conventions from over a decade ago, and sales teams used to modern CRMs frequently resist adoption, which is the most common reason SuiteCRM projects fail rather than any technical limit.
  • Zero licence fee does not mean zero cost: hosting, ten hours of annual support and a quick start implementation together run into thousands of pounds before anyone has configured a pipeline.
  • The integration marketplace is small compared with Salesforce or HubSpot, so common connections to marketing, telephony and finance tools are often paid third party add-ons or custom builds.
  • Upgrades between major versions can break customisations made outside Studio, so heavily customised instances tend to lag behind current releases and accumulate security debt.
  • Native email marketing and campaign functionality is basic next to a dedicated tool, so most deployments end up paying for a separate marketing platform and syncing it, undoing part of the cost saving.

Pricing, plan by plan

Plain

$35/month
  • Foundation$35/month
    • 2,000 credits per month
    • Slack and email channels
    • Ari AI agent
  • Horizon$299/month
    • 15,000 credits per month
    • All Foundation features
    • Microsoft Teams integration
  • Frontier$null/custom
    • Custom credit allowance
    • All Horizon features
    • Discord channels

SuiteCRM

Free
  • Self-hostedFree
    • GPL licensed with no per user fee at any user count
    • All core CRM modules included
    • You provide hosting, upgrades and support
  • Managed hosting$50/month
    • Hosting, security patching, updates and monitoring
    • Still no per user licence fee
    • Support purchased separately
  • Standard support$1200/year
    • Ten support hours per year
    • Discount available when bought with managed hosting
    • Does not include implementation work
  • SuiteASSURED$3350/year
    • Warranty and legal indemnification over the open source code
    • Priority support and security assurances
    • Aimed at organisations whose procurement rules block unwarranted open source

Which should you pick?

Choose Plain if

  • You need multi-channel consolidation.
  • You work on Web, API.
  • You also want ai agents.
Plain review

Choose SuiteCRM if

  • You need studio module builder.
  • You want to start without paying.
  • You work on Web, Linux, Self-hosted, iOS, Android.
  • You also want workflow engine.
SuiteCRM review

Questions people ask

Is Plain or SuiteCRM better?
Neither clearly leads. Plain starts at $35/month and SuiteCRM at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Plain or SuiteCRM?
SuiteCRM has a free tier; the other does not. Paid plans start at $35/month for Plain and Free for SuiteCRM.
Does Plain or SuiteCRM run on more platforms?
Plain runs on Web, API. SuiteCRM runs on Web, Linux, Self-hosted, iOS, Android.
Can I use SuiteCRM for free?
Yes. SuiteCRM has a free tier, so you can try it without paying. Plain starts at $35/month.
What is Plain best used for?
Plain is most often used for consolidating support from multiple channels into one inbox, automating support workflows with ai agents, extracting insights and trends from customer conversations, building custom support solutions with api access. Of those, consolidating support from multiple channels into one inbox and automating support workflows with ai agents are not what SuiteCRM is typically brought in for.
What can Plain do that SuiteCRM cannot?
Plain covers Multi-channel consolidation, AI agents, Workflow automation, Sidekick assistant. SuiteCRM covers Studio module builder, Workflow engine, Opportunity and quote management, Case management.

Answered from the vendors’ own pages

Plain: What is included in the Foundation plan?

The Foundation plan ($35/month per seat) includes 2,000 credits per month, support for Slack and email, Ari AI agent, Linear and Jira integrations, and Help Center access. Up to 5 seats are included.

Source
SuiteCRM: Is SuiteCRM really free?

The software is, at any user count. SalesAgility charges for managed hosting from about 50 GBP per month, support from about 1,200 GBP per year and SuiteASSURED from about 3,350 GBP per year.

Plain: Can I use Plain with Microsoft Teams?

Yes, Microsoft Teams integration is available on the Horizon plan ($299/month) and higher.

Source
SuiteCRM: How does it relate to SugarCRM?

It is a fork of SugarCRM Community Edition, created after SugarCRM discontinued its open source release.

Plain: Is there a free trial for Plain?

Yes, Plain offers a 7-day free trial with no credit card required. You can also get 50% discount through their startup program.

Source
SuiteCRM: Are there per user fees?

No. This is the central commercial argument for it, particularly for organisations with many occasional users.

SuiteCRM: What is SuiteASSURED?

A paid subscription that adds warranty, indemnification and legal protections on top of the open source licence, for buyers whose procurement rules block unwarranted software.

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